Left spiral flutes should only be used on through holes and very hard materials. Finishes are much better as spiral flutes tend to bridge interruptions such as keyways, slots or intersecting holes. NAS 897 chucking reamers manufactured to national aerospace standards 897 C with partial flute length carbide. Tool geometry and carbide grade appropriate for material being machined.

Below is Lexington Cutter's selection of NAS 897 Reamers. We offer a wide variety of carbide tipped and solid carbide cutting tools. Over 95% are in stock either finished or semi finished for fast delivery.

Shanks are ground to the next smallest shank diameter listed in NAS 897 if tool diameter is within .005" of shank diameter.

TOOL DIAMETER

MAXSHANKDIAM.

NO.OFFLTS.

LENGTH

EDPNO.

PRICEEACH

DECIMALSIZE RANGE

PRICE EACH - FINISHED TO DECIMAL SIZE

DEC.

FRAC.

FLT

CARB

OAL

1 PC.

2 PC.

3 PC.

4 PC.

5-7

8-14*

.1875

3/16

.1805

4

1 1/8

1/2

4 1/2

343706

$76.35

.1770 - .2040

$121.60

$99.00

$91.40

$87.80

$83.95

$80.85

.2188

7/32

.2075

4

1 1/4

1/2

5

343707

76.35

.2041 - .2210

121.60

99.00

91.40

87.80

83.95

80.85

.2344

15/64

.2265

4

1 1/2

1/2

6

34372344

76.35

.2211 - .2380

121.60

99.00

91.40

87.80

83.95

80.85

.2500

1/4

.2405

4

1 1/2

1/2

6

343708

76.35

.2381 - .2530

121.60

99.00

91.40

87.80

83.95

80.85

.2812

9/32

.2485

4

1 1/2

1/2

6

343709

76.60

.2531 - .2840

121.85

99.20

91.65

87.90

84.05

81.05

.3125

5/16

.2792

4

1 1/2

1/2

6

343710

76.60

.2841 - .3150

121.85

99.20

91.65

87.90

84.05

81.05

.3438

11/32

.2792

4

1 1/2

5/8

6

343711

84.30

.3151 - .3470

129.55

107.05

99.35

95.70

91.85

88.85

.3750

3/8

.3105

4

1 3/4

5/8

7

343712

85.10

.3471 - .3780

130.35

107.65

100.10

96.45

92.55

89.45

.4062

13/32

.3105

4

1 3/4

5/8

7

343713

88.90

.3781 - .4090

134.05

111.50

103.90

100.25

96.40

93.30

.4375

7/16

.3730

6

1 3/4

5/8

7

343714

92.35

.4091 - .4410

137.50

114.85

107.30

103.75

99.75

96.75

.4688

15/32

.3730

6

1 3/4

5/8

7

343715

98.15

.4411 - .4720

143.45

120.90

113.25

109.60

105.70

102.70

.5000

1/2

.4355

6

2

5/8

8

343716

101.80

.4721 - .5030

148.25

124.95

117.20

113.45

109.55

106.35

.5312

17/32

.4355

6

2

5/8

8

343717

104.85

.5031 - .5340

151.25

127.95

120.20

116.55

112.55

109.35

.5625

9/16

.4355

6

2

5/8

8

343718

104.85

.5341 - .5660

151.25

127.95

120.20

116.55

112.55

109.35

.5938

19/32

.4355

6

2

5/8

8

343719

108.10

.5661 - .5970

154.50

131.20

123.50

119.75

115.80

112.65

.6250

5/8

.5615

6

2 1/4

5/8

9

343720

108.10

.5971 - .6280

154.50

131.20

123.50

119.75

115.80

112.65

.6562

21/32

.5615

6

2 1/4

5/8

9

343721

111.30

.6281 - .6590

157.80

134.45

126.65

122.90

118.95

115.85

.6875

11/16

.5615

6

2 1/4

5/8

9

343722

118.35

.6591 - .6910

164.80

141.55

133.70

129.90

126.05

122.85

.7188

23/32

.5615

6

2 1/4

5/8

9

343723

120.10

.6911 - .7220

166.60

143.30

135.50

131.90

127.80

124.75

.7500

3/4

.6245

6

2 1/2

3/4

9 1/2

343724

121.85

.7221 - .7530

168.30

144.95

137.25

133.55

129.55

126.40

.7812

25/32

.6245

6

2 1/2

3/4

9 1/2

343725

125.15

.7531 - .7840

171.65

148.35

140.55

136.85

132.85

129.70

.8125

13/16

.6245

6

2 1/2

3/4

9 1/2

343726

125.15

.7841 - .8160

171.65

148.35

140.55

136.85

132.85

129.70

.8438

27/32

.6245

6

2 1/2

3/4

9 1/2

343727

131.90

.8161 - .8470

178.30

155.05

147.15

143.50

139.50

136.35

.8750

7/8

.7495

6

2 5/8

3/4

10

343728

136.85

.8471 - .8780

185.10

160.85

152.65

148.95

144.75

141.45

.9062

29/32

.7495

6

2 5/8

3/4

10

343729

159.40

.8781 - .9090

207.55

183.40

175.40

171.50

167.30

164.10

.9375

15/16

.7495

8

2 5/8

3/4

10

343730

159.40

.9091 - .9410

207.55

183.40

175.40

171.50

167.30

164.10

.9688

31/32

.7495

8

2 5/8

3/4

10

343731

167.10

.9411 - .9720

215.30

191.25

183.20

179.25

175.15

171.90

1.0000

1

.8745

8

2 3/4

3/4

10 1/2

343732

167.10

.9721 - 1.0030

215.30

191.25

183.20

179.25

175.15

171.90

1.0625

1 1/16

.8745

8

2 3/4

3/4

10 1/2

343734

179.35

1.0031 - 1.0660

227.50

203.50

195.30

191.45

187.30

184.10

1.1250

1 1/8

.8745

8

2 7/8

7/8

11

343736

184.95

1.0661 - 1.1280

233.15

208.95

200.85

197.00

192.90

189.65

1.1875

1 3/16

.9995

8

2 7/8

7/8

11

343738

194.30

1.1281 - 1.1905

242.50

218.35

210.20

206.35

202.30

199.00

1.2500

1 1/4

.9995

8

3

7/8

11 1/2

343740

205.65

1.1906 - 1.2530

253.80

229.75

221.60

217.85

213.65

210.35

1.3125

1 5/16

.9995

8

3

7/8

11 1/2

343742

227.50

1.2531 - 1.3155

275.80

251.70

243.55

239.75

235.50

232.35

1.3750

1 3/8

.9995

8

3 1/4

7/8

12

343744

249.25

1.3156 - 1.3780

297.50

273.30

265.15

261.40

257.25

253.95

1.4375

1 7/16

.9995

8

3 1/4

7/8

12

343746

264.20

1.3781 - 1.4405

312.20

288.20

280.15

276.15

272.10

268.85

1.5000

1 1/2

1.2495

8

3 1/2

7/8

12 1/2

343748

279.10

1.4406 - 1.5030

327.25

303.05

295.00

291.15

287.00

283.70

* Quantities of 15 or more: price of fractional size in same size range.

Do you need special NAS 897 Reamers?

If you can't find the specific NAS 897 Reamers you are looking for we can manufacture it for you as a special. Simply fill out our Special Tool Quote Form and fax it back to us at 941-739-2827. You can also send us a message with your requirements through our Contact Us page. We will provide you with price and delivery for your special NAS 897 Reamers.